diff --git a/model/DanmakuClip.py b/model/DanmakuClip.py
index 39bcb30..4144c4f 100644
--- a/model/DanmakuClip.py
+++ b/model/DanmakuClip.py
@@ -13,7 +13,7 @@ class DanmakuClip(db.Model):
     file = db.Column(db.String(255))
     offset = db.Column(db.Float, nullable=False, default=0)
     video_clip_id = db.Column(db.Integer, db.ForeignKey('video_clip.id'))
-    video_clip: "VideoClip" = db.relationship("VideoClip", uselist=False, backref=db.backref("danmaku_clips"))
+    video_clip: "VideoClip" = db.relationship("VideoClip", uselist=False, backref=db.backref("danmaku_clips", lazy="subquery"))
 
     @property
     def full_path(self):